package test;



public class Solution {
    public static void main(String[] args) {
        int num = 90;
        int k = 2;
        while (num > k) {
            if (num % k == 0) {
                System.out.print(k + "*");
                num = num / k;
            }
            if (num % k != 0) {
                k++;
            }
        }
        System.out.print(k);
    }
}



